User`s guide

Glossary-4
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TCP/IP. Transmission Control Protocol/Internet Protocol. The two best known
protocols often thought of as one protocol. TCP corresponds to layer 4 (transport layer)
of the OSI reference model, and provides reliable data transmission. IP corresponds to
layer 3 (network layer) and provides connectionless datagram service. U.S. Department
of Defense developed TCP/IP in the 1970s to support the construction of worldwide
internetworks.
Toner. Imaging material used in electrophotography and some off-press proofing
systems. The material that is used to create the physical image on the page.
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Virtual printer. A logical printer definition within the physical printer. To the network
server and workstations, each virtual printer appears as a single physical printer.
VPT. Virtual Printer Technology. The virtual printer feature of a printer that allows it
to appear as multiple printers to other network workstations.
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